Delta Electronics is seeking a motivated and skilled Junior Field Service Engineer (FSE) to join our Data Center Service team in Hanoi, Vietnam. The ideal candidate will be responsible for providing installation, commissioning, technical support, troubleshooting and maintenance for UPS, precision cooling. This role ensures high availability, energy efficiency, and optimal system performance for our customers.

Job Title:

Junior Field Service Engineer (FSE) - Data Center (After-sales engineer)

Responsibilities:

• Deploy and maintain data center power and cooling solutions, including modular UPS, PDUs, precision cooling, and smart monitoring systems.

• Perform troubleshooting and preventive maintenance to ensure maximum uptime and reliability of telecom and data center power systems.

• Provide technical support and training to customers on power management, battery maintenance, and energy efficiency best practices.

• Analyse power system performance and optimize configurations to improve energy efficiency and reduce operational costs.

• Document service activities, generate technical reports, and provide feedback to internal teams to enhance product quality and reliability.

• Collaborate with Sales, R&D, and Product Management teams to address customer needs and support business growth in telecom and data center solutions

Requirement:

• Bachelor's degree in Electrical Engineering, Power Engineering, Telecommunications, or a related field.

• 1 year hands on experience in UPS, battery management, and optional for other data center infrastructure.

• Proficiency in English is required; knowledge of Chinese is a plus.

• Good technical knowledge in UPS, lithium-ion batteries and optional for precision cooling solutions.

• Hands-on experience in troubleshooting power distribution, energy management, and monitoring systems is a plus.

• Good communication and interpersonal skills to effectively interact with customers and internal teams.

• Ability to work independently and handle multiple projects in a dynamic, fast-paced environment.

• Willingness to travel to customer sites within the region for installations, maintenance, and support.

• Willingness to work overtime for emergency cases

Top Reasons for Joining Us

• Join a global and diverse organization — Be part of Delta Electronics, a multinational leader in power and thermal management solutions, driving a greener and smarter future.

• Career growth and learning opportunities — We provide continuous training and development programs, including regional exposure and cross-functional learning, to help you grow with us.

• Work-life balance — Enjoy a supportive culture with a 5 day work week and a professional yet friendly working environment.

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